This cat-back exhaust product is dedicated to 2010 Nissan 370z that is supported with 3.7L V6 Gas DOHC to upgrade the car performance. Manufactured by Borla, this product is well designed using premium austenitic stainless steel, superior to T-400 series knock-offs, that is durable and reliable. Supported with straight-through and multi-core technology, Borla cat-back exhaust system is able to unleash hidden horsepower of Nissan 370z and produce greater engine car performance. This product is well manufactured using precision computer-controlled CNC manufacturing ensures an accurate fit to 370z engine added with ultra-smooth mandrel bends ensures maximum flow and power to create driving excitement. This exhaust system comes with 2.25 inches piping diameter and a split rear exit with 4.5 inches round x 7.5 inches single round half-rolled angle cut phantom tip very ideal to be applied on your 370z.